OpenTechnical

OT-2026-000094531

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000094531) never changes.

Identity and time

Publication numberOT-2026-000094531 · never reused
Internal UUID01a0ae9e-f4e9-74c0-9951-eef4f6bd2683 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094531
StatusPUBLIC

Content hashes

Canonical texteb34d76a74bf6a031de3636ef46f49049aa7aaba914905040323d39d0a9fe473
Markdown2dd5eda28015ccf2be9f084c819fc722f8fe960179b9f6847bac95f9ff88374f
PDF
Publication pageb0fdedbf7e76e371d7292c00b02e404f335c9882ad33046b06ef2749c77a0c12
Manifest5a7f630d3e19711cc1dbc60bcf625d1ba79e662afcc043851dc179b6378696e1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXMMdK/jiLDK3zgkYd1eS6B3sk2w0jl/vK8Hz1Z2FlrYuXQxcbVyETimRjXmil41q1JdRUkzh2+aULU90LjCmDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:58.409415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094531
observed b0fdedbf7e76e371d7292c00b02e404f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.389975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094531/manifest.json
observed 5a7f630d3e19711cc1dbc60bcf625d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.371368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094531/publication.md
observed 2dd5eda28015ccf2be9f084c819fc722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.353024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094531/publication.txt
observed eb34d76a74bf6a031de3636ef46f4904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.